4-Bay 2.5”/3.5” SATA III HDD/SSD Hardware RAID Storage

2  Thunderbolt™ 3 ports, 1 Mini DisplayPort, Hot-Swappable Drive




1.Hardware RAID that works seamlessly between Macs and PCs.

 2.The GT4670-TB3 is equipped with four configuration modes to suit every need.

 ●RAID 0/1/10/JBOD.

 3.Thunderbolt™ 3 (USB-C) brings you 40Gbps extreme high data transfer speed.

 4.GT4670-TB3 to support 4 x 3.5" / 2.5" SATA HDD/SSD.


 5.The solid aluminum chassis pluses one powerful low noise Fans.

 6.Thunderbolt™ 3 The USB-C that does it all.

 ●Support 15W ( 5V/3A ) Power Delivery.

 ●Mini DisplayPort connect DVI、HDMI、VGA display devices.



A stand-alone hardware RAID could let your Mac & PC work more efficiently
GT4670-TB3 is built-in the easy-to-use hardware RAID, and it won’t hurt system performance during its REBUILDING WORK completely! It would meet your requirement who always requests for both of system performance and the high memory capacity. GT4670-TB3 with RAID 1 feature would be your best cost-effective storage solution at both of data protection and the system performance.


It's really easy for you to set up your new buy GT4670-TB3 in your office or even at home. Thru Marvell's MSU Tool, you could set up its hardware RAID thru a graphic user-friendly interface.  You could choose one of the following different RAID modes, RAID 0, 1,10 and JBOD, to fit your needs for the available large storage space together with its data protection feature.


To support monitoring, buzzer, email notification, and S.M.A.R.T. features

The Marvel MSU Utility could help monitoring the RAID status while your GT4670-TB3 is working, and alert you thru beeping sound from a loud buzzer, and sending you a warning message thru e-mail system.  MSU also records all the product status in detailed and helps testing your HDD quality thru its built-in S.M.A.R.T. testing software for you.

To support "SPARE" features


Marvell MSU Utility provides "SPARE" feature which lets you set up a spare HDD/SSD as a redundant storage.  Once any of your HDDs becomes defective, "SPARE" helps protecting your data thru transferring your data from that defect to the free HDD/SSD.


Adjust performance according to application flexibility

GT4670-TB3 use Marvell software, to adjust the hard drive and GT4670-TB3 transfer data via the "stripe size" function, so that GT4670-TB3 based on your use "stripe size" to achieve the most stable and fastest performance.

Thunderbolt 3 brings you an extreme high data transfer speed

GT4670-TB3 supports Thunderbolt 3 (TB3) interface for an extreme high data transfer speed.  And both of the two TB3 ports are equipped with up to 40Gb/s data transfer rate which is 4 times faster than USB 3.1 Gen 2 (USB 3.1) and 2 times than Thunderbolt 2 interface.
You could definitely use it to play your 4K high-resolution films with no any lagging hassle.  TB3 interface not only brings you this high data transfer rate advantage, it also let you chain maximum up to another 5 more GT4670-TB3 products (or other compatible storage products).

The GT4670-TB3 is equipped with four configuration modes to suit every need

The GT4670-TB3 has four built-in disk configuration modes: RAID 1 (Safe Mode), RAID 0 (Speed Mode), RAID 10, JBOD (Two Independent Volumes) for you to choose according to your needs.


The RAID 1 function provides fully automatic backup that ensures data security.


RAID 0 functionality increases storage speed and performance.


RAID 10 is a RAID configuration that combines disk mirroring and disk striping to protect data.


JBOD function provides two independent disk data access convenience.

GT4670-TB3 to support both of 3.5" HDD and 2.5" HDD & SSD products


To bundle with four new easy-to-use Trays, GT4670-TB3 supports any kinds of 3.5" & 2.5" HDDs/SSDs.  And also, GT4670-TB3's aluminum housing help protecting your data from its solid structure design and the excellent heat dissipation.


Since this new easy-to-use Tray is dimensional compliant to all our RAIDON products, you could easily transfer your data among different storage devices.  And also, its key lock design could provide a double protection at your data from any improper Tray extracting. 

The solid aluminum chassis pluses one powerful low noise Fans


GT4670-TB3's solid chassis is made by a thickness aluminum-alloy plate.  And its aluminum housing and the 8 cm FANs (with safe FAN GUARDs) really help an efficient heat dissipation for your long time use.

To support SGPIO feature (Serial General Purpose Input & Output)


GT4670-TB3 provides the SGPIO (Serial General Purpose Input & Output) features.   The SGPIO feature detects the following system failure symptoms: by different LED signal, user is easily to find out which HDD(s) defect to ensure GT4670-TB3 running smoothly.


The built-in power supply unit

GT4670-TB3 uses conform with safety regulation certified 150W power supply unit which provides a stable and high efficient power output and definitely satisfies the big power consumption from all 4 HDDs.

Thunderbolt™ 3 The USB-C that does it all


All our Thunderbolt™3 products support USB C type connector and you could always use it to charge not only your mobile phone but notebook thru its 15W 5V/3A PD (Power Delivery) feature.


All our Thunderbolt™ 3 products also support a Mini DisplayPort which gives you a very easy way to connect to your display device.  This Mini DisplayPort is fully complaint to all the existing DVI, HDMI, and VGA display devices thru an adapter.

Thunderbolt 3 With GT4670-TB3 Stylish and Rugged

The GT4670-TB3 has a sleek exterior design that will never go out of style when placed next to your Mac. It’s also built tough with thickness aluminum to shield the enclosed drives durably and to dissipate the heat created by the drives for the drives to work comfortably.

Windows systems can also extend Thunderbolt storage devices

For Windows operating system environment, GT4670 is also the best tool for your external storage, you need Thunderbolt 3 card via GT4670 to set the different raid mode, and to expand high-speed external storage devices for your Server. 


Your Server could connect to one GT4670-TB3 and chain to at most 6 more GT4670-TB3 products for a huge memory storage capacity thru its high performance Thunderbolt 3 interface, and through the network to share storage space for other users, to achieve multi-purpose data sharing.

Help you to achieve various photos editing 

Since GT4670-TB3 provides two Thunderbolt 3 ports, just use your MacBook Pro, you could set up your own full function photo studio right away.  You could then save tons of RAW images.  And of course, you could edit and process the images quickly once you set up your GT4670-TB3 with RAID 0 feature. 

GT4670-TB3 Specification

GT4670-TB3 Specification

Model No GT4670-TB3
Thunderbolt 3 Port x 2( up to 40 Gbps ), Support 15W (5V/3A) Power Delivery.
Mini DisplayPort x 1
Compatible Drive 4 x 3.5" / 2.5"  SATA HDD/SSD ( up to 6 Gbps )
Storage Mode JBOD - Independent Mode
RAID 0 - Speed Mode
RAID 1 - Safe Mode
Certifications CE & FCC
Operating System 
Windows 7 (64-bit), Windows 10 (64-bit) and later, macOS 10.13 and later*
For PC, Windows 10 (64-bit) and later is recommended
Cooling System 9cm Low noise fan x 1
Electrical and 
* Line voltage: 100-240V AC
* Frequency: 50Hz to 60Hz, single phase
* Maximum continuous power: 150W
* Operating temperature: 32° to 104° F (0° to 40° C)
* Storage temperature: -4° to 113° F (-20° to 45° C)
* Relative humidity: 5% to 95% noncondensing
Size and Weight Height: 166 mm   Width: 124 mm    Depth: 265 mm    
Product Code EAN:4713227440394
Carton 4 pcs per carton
Package Accessories * GT4670-TB3 x 1 ( with removable drive tray enclosed x 4 )
* Thunderbolt Cable x1
* Power Cord x1
* Accessory Kit 
* Quick Installation Guide x1
Remarks * Please be advised the Marvell Storage Utility (MSU) has not been updated to
support macOS Catalina yet. Please remain on macOS Mojave until an updated is 


GT4670-TB3 (EOL) Download

GT4670-TB3 (EOL)
1.MSU Utility,MSU Utility Manual & Driver Download & note
2.MSU for macOS Catalina (Beta)

GT4670-TB3 (EOL) Question & Answer uses cookies to improve site functionality and your overall experience by storing necessary information for service delivery. By continuing, you consent to our use of cookies as detailed in our Privacy Policy, which provides more information about this usage. (Accept cookies to continue browsing the website)